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Heat exchange device for dryer
ActiveCN222598384Uheating evenlyavoid enteringDrying gas arrangementsDrying solid materialsThermodynamicsElectric machinery
The utility model relates to the technical field of dryers, in particular to a heat exchange device for a dryer, which comprises a dryer body and a heater, one end of the dryer body is sequentially provided with a feeding port and a waste gas port, and the other end of the dryer body is sequentially provided with an air blower and the heater. A discharging opening and a driving assembly are sequentially mounted on the lower side of the drying machine main body; the drying machine has the beneficial effects that the connecting motor is started, so that the splitter plate can split hot air while rotating, high-temperature hot air can be uniformly fed into different parts in the drying machine main body, an over-high or over-low-temperature area is avoided, and therefore it is ensured that materials are uniformly heated in the drying process, and the drying efficiency is improved. The filter plate and the air inlet of the air blower are limited together by using the connecting bolt and the nut, so that the connecting pad and the placement groove form a sealing state, the filter plate can prevent dust and waste wadding from entering the air blower, and a heater of the dryer is not easily influenced by the dust and waste wadding.
Owner:JIANGSU HAIKE ENVIRONMENTAL TECH CO LTD
Steel pipe pile support structure
The utility model discloses a kind of steel pipe pile supporting structures, mainly include side slope, concrete layer, two pipe pile row groups and protective layer, the water surface of side slope and backwater surface are supported and reinforced by pipe pile row group, and prevent direct impact of water flow, simultaneously, by protective structure and concrete layer on the bottom and both sides waist surface of side slope are covered and protected, further improve the stability of side slope structure, and prevent soil layer from being impacted by water flow, thereby the overall of supporting structure is relatively stable, not easy to be affected by water flow, and the laying equipment of steel pipe pile is relatively mature, operation is relatively simple, without more artificial simultaneously, to improve the efficiency of construction.
Owner:SINOHYRDO ENG BUREAU 3 CO LTD
Method for evaluating volcanic ash activity of Bayer process red mud
PendingCN121994738AIncrease contentHigh compressive strengthMaterial analysis by optical meansPhysical chemistryFourier transform infra red spectroscopy
The invention relates to the technical field of cement and concrete, in particular to a Bayer process red mud volcanic ash activity evaluation method which comprises the following steps: calcining Bayer process red mud to be detected to obtain calcined Bayer process red mud; the polymerization degree of the calcined Bayer process red mud is measured by adopting Fourier transform infrared spectroscopy, the polymerization degree of the Bayer process red mud is in negative correlation with the activity, the pozzolanic activity of the Bayer process red mud is evaluated by measuring the polymerization degree, and the pozzolanic activity of the Bayer process red mud is evaluated by adopting the Fourier transform infrared spectroscopy to measure the polymerization degree of the Bayer process red mud. The polymerization degree of the red mud is reduced along with the increase of the volcanic ash activity and is in negative correlation, and the compressive strength and the dissolution solubility of Si + Al are in positive correlation with the volcanic ash activity of the red mud.
Owner:TAIYUAN UNIVERSITY OF TECHNOLOGY
Novel high-strength porcelain insulator
ActiveCN119673582ARealize fixed installationGuaranteed installation strengthInsulatorsMechanical engineeringPorcelain insulator
The invention relates to the technical field of insulators, in particular to a novel high-strength porcelain insulator, which is characterized in that a lower clamp which is matched with an upper mounting piece to fix and clamp a power transmission cable is rotatably mounted on a limiting cross beam, a lower insertion block which is matched and inserted with an insulating column is arranged on the upper mounting piece, and a hook groove is formed in the lower insertion block; the beneficial effects are that the upper mounting piece with the hook groove is arranged, so that the upper mounting piece can be hung on the upper cross beam through reverse rotation in the dismounting and replacing process, and the lower mounting piece can be hung on the lower cross beam through reverse rotation in the dismounting and replacing process, so that the dismounting and replacing efficiency is improved, and the dismounting and replacing cost is reduced. Meanwhile, the insertion rod assembly is arranged to be matched with the hook groove of the lower insertion block, namely, the upper installation piece is fixed, meanwhile, fixed installation of the insulation column is achieved, the insertion rod assembly is inserted into the insulator and is not prone to being affected by the environment, and the installation strength and stability of the insulator are guaranteed.
Owner:PINGXIANG JIEWEI ELECTRIC PORCELAIN CO LTD
Planetary carrier and gear box
A planetary carrier and a gear box comprising same. The planetary carrier comprises a first web plate (10), a second web plate (11), a first support plate (13) connected to the first web plate, and a second support plate (14) connected to the second web plate, wherein the side of the first support plate that faces the second support plate is provided with a plurality of first support portions (131), the number of first support portions being the same as that of planetary gear shafts (4); the side of the second support plate that faces the first support plate is provided with second support portions (141) corresponding to the first support portions; each first support portion and the second support portion corresponding to the first support portion are used for supporting one planetary gear shaft; and a first recessed portion (132) is formed between every two adjacent first support portions, and a second recessed portion (142) is formed between every two adjacent second support portions. The first and second web plates of the planetary carrier do not directly support the planetary gear shafts, such that the deformation of the web plates will not be transferred to the planetary gear shafts, thereby avoiding an uneven load for a planetary gear train caused by the deformation of the web plates.
Owner:ZF WIND POWER (TIANJIN) CO LTD
Mining lamp integrating sunlight and LED
ActiveCN222651115UImprove efficiencynot easily affectedLighting applicationsMechanical apparatusIlluminanceLight guide
The utility model relates to the technical field of mining lamps, and discloses a sunlight and LED integrated mining lamp which comprises an embedded part, the top of the embedded part is provided with a protective cover allowing sunlight to enter, a light guide part is arranged in the embedded part, and the light guide part guides light entering the protective cover downwards so that the light can be evenly scattered out. An LED light source part for irradiating the lower part is arranged at the bottom of the outer ring of the light guide part; and a controller is arranged to carry out on-off control on the LED light source part according to the solar illuminance. The protective cover can effectively protect internal parts and prolong the service life of the internal parts; the light guide part not only guides the sunlight to the lower part, but also ensures that the sunlight can be uniformly scattered, so that wider and more uniform illumination is provided; the light loss can be reduced; the LED light source part is located at the bottom of the light guide part and can provide illumination at night or under the condition of insufficient light; and the controller adjusts the on-off of the LED light source according to the solar illuminance so as to control the lamp.
Owner:DONGGUAN PERFECT SCI & TECH
Positioning tool for manufacturing automobile air conditioner pipeline sample piece
ActiveCN222627525UImprove stabilityImprove carrying capacityWork holdersStructural engineeringMechanical engineering
Owner:GUANGHAO AUTO PARTS (HEFEI) CO LTD
Building outer wall surface heat preservation and insulation board
ActiveCN222649092Uavoid spreadingGood fire and heat insulationClimate change adaptationHeat proofingFire retardantMechanical engineering
The utility model relates to the technical field of heat insulation boards, and discloses a building outer wall surface heat insulation board which comprises a rock wool board frame, decorative tiles are bonded on the front face of the rock wool board frame, butt joint wall attaching structures are arranged on the upper side and the lower side of the rock wool board frame, a polyurethane board is bonded in the rock wool board frame, and a rock wool baffle is bonded on the rear side of the rock wool board. An interwoven net is connected in the rock wool baffle and located on the rear side of the polyurethane plate, and a fire retardant container filled with a fire retardant is connected to the interwoven net. The utility model has the advantages of good fireproof and heat insulation effects, convenience in adhesion to an outer wall and good stability.
Owner:SUZHOU CHANGYINYUN THERMAL INSULATION TECH CO LTD
Carbon fiber physical foaming coaxial cable
ActiveCN222619433UImprove shielding effectnot easy to influenceCoaxial cables/analogue cablesClimate change adaptationCoaxial cableCarbon fibers
The utility model discloses a carbon fiber physical foaming coaxial cable, which comprises a conductor, an insulating layer, a semiconductor isolating layer, a shielding layer and a sheath layer, the insulating layer is wrapped outside the conductor, the semiconductor isolating layer is arranged between the insulating layer and the shielding layer, the sheath layer is wrapped outside the shielding layer, and the shielding layer is arranged between the insulating layer and the shielding layer. And the conductor, the insulating layer and the sheath layer are coaxially arranged. According to the carbon fiber physical foaming coaxial cable provided by the utility model, the semiconductor isolation layer is adopted, so that the coaxial cable has good shielding performance and good high-frequency noise elimination capability, and is not easily influenced by external electromagnetic waves during signal transmission.
Owner:ZHUHAI YUXUN COAXIAL CABLE
Apparatus and method for cross-fault measurement in experimental earthquakes
This application relates to the field of seismic measurement technology, and provides an apparatus and method for measuring cross-fault motion in experimental earthquakes. The apparatus includes a metal rod, an elastic compression spring installed at the first end of the metal rod, and a rod axial force gauge installed on the metal rod. The method involves installing the apparatus on a fault model and calculating fault motion. Based on the tensile stiffness K1 of the apparatus for measuring cross-fault motion in experimental earthquakes and the data recorded by the rod axial force gauge, the axial displacement of the metal rod, the shear displacement in the fault shear direction, and the real-time velocity and acceleration of the fault motion at time t are calculated. The apparatus for measuring cross-fault motion in experimental earthquakes of this application has a simple structure, is easy to manufacture, and can capture vibration information during fault instability without the need for complex field equipment deployment. It is not easily affected by the environment, and the test results are accurate. The method can accurately describe the instability process of experimental earthquakes.
Owner:CHINA UNIV OF MINING & TECH (BEIJING) +2
Low smoke zero halogen flame retardant fire resistant branch cable
ActiveCN120527834Beasy to useGuaranteed power supplyClimate change adaptationInsulated cablesLow smoke zero halogenStructural engineering
The application discloses a low-smoke halogen-free flame-retardant fire-resistant branch cable and relates to the technical field of branch cables.The low-smoke halogen-free flame-retardant fire-resistant branch cable comprises two cable bodies and an insulating block, a protection mechanism is arranged between the two cable bodies, the protection mechanism comprises a double-hole frame, a main protection shell and an auxiliary protection shell, two housings are fixed to the surface of the main protection shell, and a plug rod is fixed to penetrate the inner surface of the double-hole frame. The protection mechanism can protect the "Y-shaped branch" at the branch joint of the low-smoke halogen-free flame-retardant fire-resistant branch cable, avoid the deformation or breakage of the joint due to the accidental falling of building materials, the collision of tools, the misoperation and pulling of construction personnel and the extrusion of other objects, ensure the normal power supply of the cable, promote the smooth progress of construction, and improve the use effect of the low-smoke halogen-free flame-retardant fire-resistant branch cable.
Owner:JIANGSU YUANDA CABLE
A suspension wire anti-shake motor and electronic device
The utility model relates to camera technology field discloses a kind of suspension wire anti-shake motor and electronic equipment.The utility model discloses suspension wire anti-shake motor, comprising: first mover, second mover, suspension wire, upper spring piece, circuit board, detection unit and base;First mover occurs relative displacement in focusing direction;Second mover occurs relative displacement in shaking direction;Wherein, shaking direction is perpendicular to focusing direction;Upper spring piece is used to connect first mover and second mover, to make first mover with second mover synchronous movement in shaking direction;Upper spring piece is electrically connected with circuit board by suspension wire;Detection unit includes: receiving plate is arranged on first mover, transmitting plate is arranged on second mover, transmitting plate and receiving plate are oppositely arranged, and transmitting plate and receiving plate are electrically connected with circuit board by different upper spring piece respectively, and the displacement of first mover in focusing direction is detected according to the capacitance signal generated by transmitting plate and receiving plate.
Owner:CHIPSEMI SEMICON (NINGBO) CO LTD
Tail gas treatment wire harness of engine performance test bench
PendingCN121769581AEasy to removenot easy to influenceCoupling device detailsTwo-part coupling devicesStructural engineeringData transmission
The invention discloses an engine performance test bench tail gas treatment wire harness, and relates to the field of engine performance testing, the engine performance test bench tail gas treatment wire harness comprises a plurality of data transmission lines, a plug and a socket, and the front end of each data transmission line is provided with a plugging part; the plug is arranged at the front end of the plugging part, a plurality of jacks are formed in the plug, and the plugging parts are plugged in the jacks in a one-to-one correspondence manner; the socket is installed on the tail gas detection terminal and matched with the plug, the plug is inserted into the front end of the socket, a buckling assembly is installed above the plug, the buckling assembly can lock the plug in the socket, an unlocking assembly is installed at the position, located at the buckling assembly, above the socket, and the unlocking assembly can control the buckling assembly to unlock the plug. Through the structural design of the plug at the front end of the wire harness and the matched socket, all data transmission lines do not need to be pulled to a terminal position for one-to-one connection during installation, so that the operation is convenient, and the influence of the external environment is not easily caused.
Owner:GUANGXI YUCHAI MASCH CO LTD
Integrated skirting board device for building interface pipeline hiding
PendingCN121952287AConvenient and stable setupimprove securityElectrical apparatusStairway-like structuresLine tubingArchitectural engineering
The invention relates to the technical field of skirting board equipment, in particular to an integrated skirting board device for building interface pipeline hiding, which comprises a mounting mechanism, a first limiting mechanism and a second limiting mechanism. In the using process, according to an existing handrail structure needing to be protected, by increasing and decreasing the using number of the retention plates, the retention plates are spliced through existing bolts and limiting holes, and the spliced retention plates can be stably connected with an existing handrail through the mounting grooves and existing fastening equipment; the equipment can be conveniently and stably arranged at a specified use position according to the actual use condition, and then the use positions of the third channel steel and the clamping blocks after splicing can be conveniently adjusted through the guide strips by increasing or decreasing the use number of the third channel steel and the clamping blocks according to the hardness of the material of the power line body; and a stable supporting channel can be formed among the interiors of the multiple pieces of third channel steel.
Owner:DATANG SHAANXI POWER GENERATION CO LTD XUNYANG HYDROPOWER PLANT +2
Installation structure, roller assembly and cleaning equipment
ActiveCN224269242Unot easily affectedreduce wearCarpet cleanersFloor cleanersStructural engineeringStructural stability
This utility model relates to the field of electrical equipment, and discloses an installation structure, a roller assembly, and a cleaning device. The installation structure is simple, enabling convenient and quick disassembly and installation of the dirt-collecting tank, with high installation efficiency. Furthermore, it exhibits good structural stability and high reliability, preventing the dirt-collecting tank from shaking or shifting after installation. This installation structure is used to install the roller assembly of the cleaning device. The roller assembly includes a bracket and a dirt-collecting tank, with the tank detachably mounted on the bracket. The installation structure includes a cover and a dirt-collecting tank limiting structure. The cover is located at one end of the dirt-collecting tank, covering and connecting to the tank, and is detachably connected to the bracket. The dirt-collecting tank limiting structure is located between the cover and the tank, limiting one end of the tank to the cover.
Owner:GREE ELECTRIC APPLIANCE INC OF ZHUHAI
Magnet separator
PendingEP4406698A4Increased durabilitynot easily affectedHigh gradient magnetic separatorsMaintainance and safety accessories
A magnet separator which is not easily affected by a foreign substance contained in a fluid and has high durability is provided. A magnet separator includes a separator body, a magnet drum and a driving portion. The magnet drum includes a first shaft extending in a horizontal direction, a cylinder provided inside the separator body, rotatably supported in the first shaft and including an outer circumferential surface and an inner circumferential surface, an inner cylinder secured to the first shaft inside the cylinder, a magnet provided in the inner cylinder so as to face the inner circumferential surface, and a second shaft provided on a same line as a central axis of the first shaft and rotating together with the cylinder. The separator body includes a pair of side walls arranged in the horizontal direction. The driving portion includes an output portion provided on the same line as the central axis of the first shaft outside the separator body. The second shaft penetrates one of the side walls toward outside of the separator body. The output portion is connected to the second shaft to rotate the cylinder.
Owner:BUNRI INC
Indoor intumescent steel structure aerogel fire retardant coating and preparation method and application thereof
The invention relates to an indoor intumescent steel structure aerogel fire retardant coating and a preparation method and application thereof. The indoor intumescent steel structure aerogel fire retardant coating comprises the following components by weight: 5-15 parts of white pigment, 8-15 parts of carbon former, 0.25-1 part of reinforcing agent, 12-35 parts of binder, 0.1-0.3 part of thickener, 0.3-0.5 part of bactericide, 0.1-0.3 part of pH value regulator, 0.2-0.5 part of defoamer, 0.3-1 part of dispersant, 0.5-5 parts of aerogel material and 15-35 parts of water. The fire retardant coating provided by the invention has good flame retardancy and corrosion resistance, is a fully aqueous system, is a product without artificially added toxic and harmful substances such as formaldehyde and benzene series, can improve the fire resistance level of buildings, protect steel structures from deformation and melting, and has good application prospects.
Owner:SHANGHAI ZHONGNAN BUILDING MATERIAL CO
Underground three-component optical fiber magnetic field sensor based on micro-nano optical fiber and system thereof
PendingCN121955829Aincrease in sizesize volumeMagnetic field measurement using magneto-optic devicesFiberOptical spectrometer
The invention relates to the technical field of optical fiber sensing, in particular to an underground three-component optical fiber magnetic field sensor based on a micro-nano optical fiber and a system thereof. The fiber magnetic field sensor is constructed by wrapping the symmetrical biconical micro-nano fiber with a giant magnetostrictive rod. When the size of an underground magnetic field is changed, the internal molecular structure of the giant magnetostrictive rod is changed, so that the external structure is subjected to extension or contraction deformation, and meanwhile, the symmetrical biconical micro-nano optical fiber wrapped by the giant magnetostrictive rod is caused to generate basically identical extension or contraction; the broadband light source and the spectrograph which are connected to the two ends of the symmetrical biconical micro-nano optical fiber can detect the strain which is generated on the symmetrical biconical micro-nano optical fiber and is basically the same as the deformation of the giant magnetostrictive rod. By measuring the strain generated by the symmetrical biconical micro-nano optical fiber, the variable quantity of the external magnetic field can be calculated. An underground, land, aviation and seabed three-component magnetic field data acquisition system can be conveniently constructed by using the optical fiber magnetic field sensor.
Owner:OPTICAL SCI & TECH (CHENGDU) LTD
Multifunctional integrated combined type fire-fighting early warning device
InactiveCN119672893AReduce maintenance workloadEasy to judgeFouling preventionParticular environment based servicesSmoke detectorsCommunication interface
The invention relates to a multifunctional integrated combined type fire-fighting early warning device which comprises a shell, the shell is provided with a plurality of induction channels in the circumferential direction of the shell, a detector integrated module is arranged in the shell, and the detector integrated module comprises a smoke detector, a flame detector and a temperature detector; the main control unit is connected to the detector integration module; the communication interface is connected to the main control unit, supports a wireless communication protocol and is also connected to a cloud server or other terminal equipment; the self-cleaning dustproof mechanism comprises a self-cleaning assembly and a dustproof assembly, the self-cleaning dustproof mechanism has a false alarm prevention mode and an automatic cleaning mode, and when the self-cleaning dustproof mechanism is in the false alarm prevention mode, the dustproof assembly is started; when the self-cleaning dustproof mechanism is in the automatic cleaning mode, the self-cleaning assembly and the dustproof assembly are both started. The fire-fighting early warning device has the advantages that the comprehensive judgment capacity of the fire-fighting early warning device is improved, the fire-fighting early warning device adapts to complex and changeable actual environment requirements, and meanwhile the early warning accuracy and reliability are improved.
Owner:JIAN AN CONSTR (GUANGDONG) CO LTD